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authorPeter Seebach <peter.seebach@windriver.com>2012-07-16 11:58:39 -0500
committerSaul Wold <sgw@linux.intel.com>2012-07-18 00:34:36 -0700
commit9ac6da9d0e0b9f7678752ff7b9c91e39c140b4e7 (patch)
treeffdb0b51513d7889f49c6980e4b243c9bc5ac19f /meta/conf/machine
parentcd9a97c063a6c58b022d95ca9de8bcce784f1d3a (diff)
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tune-ppc476.inc: Support ppc476
A couple of boards use chips which perform noticably better when optimized for the 476. Add a trivial tune file to let them run better. Signed-off-by: Peter Seebach <peter.seebach@windriver.com> Signed-off-by: Saul Wold <sgw@linux.intel.com>
Diffstat (limited to 'meta/conf/machine')
-rw-r--r--meta/conf/machine/include/tune-ppc476.inc14
1 files changed, 14 insertions, 0 deletions
diff --git a/meta/conf/machine/include/tune-ppc476.inc b/meta/conf/machine/include/tune-ppc476.inc
new file mode 100644
index 0000000000..5d10261774
--- /dev/null
+++ b/meta/conf/machine/include/tune-ppc476.inc
@@ -0,0 +1,14 @@
+DEFAULTTUNE ?= "ppc476"
+
+require conf/machine/include/powerpc/arch-powerpc.inc
+
+TUNEVALID[ppc476] = "Enable ppc476 specific processor optimizations"
+TUNE_CCARGS += "${@bb.utils.contains("TUNE_FEATURES", "ppc476", "-mcpu=476", "", d)}"
+
+AVAILTUNES += "ppc476"
+TUNE_FEATURES_tune-ppc476 = "m32 fpu-hard ppc476"
+TUNE_PKGARCH_tune-ppc476 = "ppc476"
+PACKAGE_EXTRA_ARCHS_tune-ppc476 = "${PACKAGE_EXTRA_ARCHS_tune-powerpc} ppc476"
+
+# glibc configure options to get 476 specific library (for sqrt)
+GLIBC_EXTRA_OECONF += "${@bb.utils.contains("TUNE_FEATURES", "ppc476", "-with-cpu=476", "", d)}"